Forecast

Australian Government Bureau of Meteorology
New South Wales

TOP PRIORITY FOR IMMEDIATE BROADCAST

Severe Thunderstorm Warning
for Heavy Rainfall, Damaging Winds And Large Hailstones

for parts of Northern Rivers, Central Tablelands, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Snowy Mountains, Australian Capital Territory, Northern Tablelands, Hunter and Riverina Forecast Districts.

Issued at 6:19 pm Friday, 12 December 2025.

Severe thunderstorms for parts of eastern New South Wales

Weather Situation
A humid and unstable airmass brings thunderstorms to broad areas of NSW today.
HEAVY RAINFALL, DAMAGING WINDS and LARGE HAILSTONES for the following areas:
Northern Rivers, Hunter, Central Tablelands, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Snowy Mountains, Australian Capital Territory and Northern Tablelands
Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding, damaging winds and large hailstones over the next several hours in parts of the North West Slopes and Plains district. Locations which may be affected include Narrabri, Wee Waa, Barraba and Boggabri.
Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding and possible large hailstones over the next several hours in parts of the Central Tablelands, Central West Slopes and Plains, South West Slopes, Snowy Mountains, Australian Capital Territory, Hunter and Riverina districts. Locations which may be affected include Mudgee, Cooma, Young and Tumbarumba.
Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding over the next several hours in parts of the Northern Rivers and Northern Tablelands districts. Locations which may be affected include Casino, Kyogle, Tabulam and Bonalbo.
75.0 mm was observed at Mummulgum in the 2 hours until 6:02 pm.
76.0 mm was observed at Lake Macquarie in the 2 hours to 2:58 pm.
57.5 mm was observed at Martinsville in the 60 minutes to 2:45 pm.
44.2 mm was observed at Norah Head in the 30 minutes to 07:58 am.
61 mm was observed at Linden in the 2 hours to 07:30 am.
74.5 mm was observed at Kangy Angy in 2 hours to 06:17 am.
70 mm was observed at Lake Macquarie in 3 hours to 03:30 am.

The State Emergency Service advises that people should:
* Move your car under cover or away from trees.
* Secure or put away loose items around your house, yard and balcony.
* Keep at least 8 metres away from fallen power lines or objects that may be energised, such as fences.
* Report fallen power lines to either Ausgrid (131 388), Endeavour Energy (131 003), Essential Energy (132 080) or Evoenergy (131 093) as shown on your power bill.
* Trees that have been damaged by fire are likely to be more unstable and more likely to fall.
* Keep clear of creeks and storm drains.
* Don't walk, ride your bike or drive through flood water.
* If you are trapped by flash flooding, seek refuge in the highest available place and ring 000 if you need rescue.
* Be aware that run-off from rainfall in fire affected areas may behave differently and be more rapid. It may also contain debris such as ash, soil, trees and rocks.
* After bushfires, heavy rain and the loss of foliage can make the ground soft and heavy, leading to a greater chance of landslides.
* Unplug computers and appliances.
* Avoid using the phone during the storm.
* Stay indoors away from windows, and keep children and pets indoors as well.
* Stay vigilant and monitor conditions. Note that the landscape may have changed following bushfires.
* For emergency help in floods and storms, ring the SES (NSW and ACT) on 132 500.

The next warning is due to be issued by 9:20 pm.
Warnings are also available through TV and Radio broadcasts, the Bureau's website at www.bom.gov.au or call 1300 659 210. The Bureau and State Emergency Service would appreciate warnings being broadcast regularly.

Australian Government Bureau of Meteorology
New South Wales

TOP PRIORITY FOR IMMEDIATE BROADCAST

Severe Thunderstorm Warning
for Heavy Rainfall, Damaging Winds And Large Hailstones

for parts of Northern Rivers, Central Tablelands, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Snowy Mountains, Australian Capital Territory, Northern Tablelands, Hunter and Riverina Forecast Districts.

Issued at 6:19 pm Friday, 12 December 2025.

Severe thunderstorms for parts of eastern New South Wales

Weather Situation
A humid and unstable airmass brings thunderstorms to broad areas of NSW today.
HEAVY RAINFALL, DAMAGING WINDS and LARGE HAILSTONES for the following areas:
Northern Rivers, Hunter, Central Tablelands, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Snowy Mountains, Australian Capital Territory and Northern Tablelands
Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding, damaging winds and large hailstones over the next several hours in parts of the North West Slopes and Plains district. Locations which may be affected include Narrabri, Wee Waa, Barraba and Boggabri.
Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding and possible large hailstones over the next several hours in parts of the Central Tablelands, Central West Slopes and Plains, South West Slopes, Snowy Mountains, Australian Capital Territory, Hunter and Riverina districts. Locations which may be affected include Mudgee, Cooma, Young and Tumbarumba.
Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding over the next several hours in parts of the Northern Rivers and Northern Tablelands districts. Locations which may be affected include Casino, Kyogle, Tabulam and Bonalbo.
75.0 mm was observed at Mummulgum in the 2 hours until 6:02 pm.
76.0 mm was observed at Lake Macquarie in the 2 hours to 2:58 pm.
57.5 mm was observed at Martinsville in the 60 minutes to 2:45 pm.
44.2 mm was observed at Norah Head in the 30 minutes to 07:58 am.
61 mm was observed at Linden in the 2 hours to 07:30 am.
74.5 mm was observed at Kangy Angy in 2 hours to 06:17 am.
70 mm was observed at Lake Macquarie in 3 hours to 03:30 am.

The State Emergency Service advises that people should:
* Move your car under cover or away from trees.
* Secure or put away loose items around your house, yard and balcony.
* Keep at least 8 metres away from fallen power lines or objects that may be energised, such as fences.
* Report fallen power lines to either Ausgrid (131 388), Endeavour Energy (131 003), Essential Energy (132 080) or Evoenergy (131 093) as shown on your power bill.
* Trees that have been damaged by fire are likely to be more unstable and more likely to fall.
* Keep clear of creeks and storm drains.
* Don't walk, ride your bike or drive through flood water.
* If you are trapped by flash flooding, seek refuge in the highest available place and ring 000 if you need rescue.
* Be aware that run-off from rainfall in fire affected areas may behave differently and be more rapid. It may also contain debris such as ash, soil, trees and rocks.
* After bushfires, heavy rain and the loss of foliage can make the ground soft and heavy, leading to a greater chance of landslides.
* Unplug computers and appliances.
* Avoid using the phone during the storm.
* Stay indoors away from windows, and keep children and pets indoors as well.
* Stay vigilant and monitor conditions. Note that the landscape may have changed following bushfires.
* For emergency help in floods and storms, ring the SES (NSW and ACT) on 132 500.

The next warning is due to be issued by 9:20 pm.
Warnings are also available through TV and Radio broadcasts, the Bureau's website at www.bom.gov.au or call 1300 659 210. The Bureau and State Emergency Service would appreciate warnings being broadcast regularly.